How to complain about the poor security attitude of parking lot?

Legal analysis: you can complain to the building safety department or the employer.

Legal basis: People's Police Law of the People's Republic of China.

Article 42 The people's police shall perform their duties according to law and accept the supervision of the people's procuratorates and administrative supervision organs.

Article 43 The higher authorities of the people's police shall supervise the law enforcement activities of the lower authorities, and if it is found that the handling or decision made by them is wrong, it shall be revoked or changed.

Article 44 When performing their duties, the people's police must consciously accept the supervision of society and citizens. Provisions directly related to public interests formulated by the people's police organs shall be made public.